<form action="create" method="post" class="inline">
    <fieldset>
        <legend class="add">Create kit</legend>
        <label>identifiant</label>
        <input type="text" name="name" />
        <input type="hidden" name="parent" value="{{ kit.getid }}" />
        <input type="submit" value="Créer" />
    </fieldset>
</form>